[apops] Weekly Routing Table Report

  • To: apops at apops dot net, nanog at nanog dot org, routing-wg at ripe dot net, afnog at afnog dot org, sanog at sanog dot org, pacnog at pacnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 7 Jul 2012 05:09:20 +1000 (EST)
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    • Routing Table as seen from APNIC's router in Japan.
      
      The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG,
      TRNOG, CaribNOG and the RIPE Routing Working Group.
      
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.rand.apnic.net.
      
      If you have any comments please contact Philip Smith <pfsinoz at gmail dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 07 Jul, 2012
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              416013
          Prefixes after maximum aggregation:                          175712
          Deaggregation factor:                                          2.37
          Unique aggregates announced to Internet:                     202545
      Total ASes present in the Internet Routing Table:                 41442
          Prefixes per ASN:                                             10.04
      Origin-only ASes present in the Internet Routing Table:           33316
      Origin ASes announcing only one prefix:                           15667
      Transit ASes present in the Internet Routing Table:                5555
      Transit-only ASes present in the Internet Routing Table:            133
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      27
          Max AS path prepend of ASN ( 51742)                              24
      Prefixes from unregistered ASNs in the Routing Table:               391
          Unregistered ASNs in the Routing Table:                         124
      Number of 32-bit ASNs allocated by the RIRs:                       2945
      Number of 32-bit ASNs visible in the Routing Table:                2571
      Prefixes from 32-bit ASNs in the Routing Table:                    6623
      Special use prefixes present in the Routing Table:                    2
      Prefixes being announced from unallocated address space:            166
      Number of addresses announced to Internet:                   2562615596
          Equivalent to 152 /8s, 190 /16s and 105 /24s
          Percentage of available address space announced:               69.1
          Percentage of allocated address space announced:               69.2
          Percentage of available address space allocated:               99.9
          Percentage of address space in use by end-sites:               93.1
      Total number of prefixes smaller than registry allocations:      144059
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   101846
          Total APNIC prefixes after maximum aggregation:               32701
          APNIC Deaggregation factor:                                    3.11
      Prefixes being announced from the APNIC address blocks:          102276
          Unique aggregates announced from the APNIC address blocks:    42093
      APNIC Region origin ASes present in the Internet Routing Table:    4713
          APNIC Prefixes per ASN:                                       21.70
      APNIC Region origin ASes announcing only one prefix:               1240
      APNIC Region transit ASes present in the Internet Routing Table:    752
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         24
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    243
      Number of APNIC addresses announced to Internet:              704055168
          Equivalent to 41 /8s, 247 /16s and 7 /24s
          Percentage of available APNIC address space announced:         82.3
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 131072-133119
      APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                              49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                             106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                             116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                             123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                             163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                             203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                             222/8, 223/8,
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    152288
          Total ARIN prefixes after maximum aggregation:                77420
          ARIN Deaggregation factor:                                     1.97
      Prefixes being announced from the ARIN address blocks:           153251
          Unique aggregates announced from the ARIN address blocks:     68354
      ARIN Region origin ASes present in the Internet Routing Table:    15188
          ARIN Prefixes per ASN:                                        10.09
      ARIN Region origin ASes announcing only one prefix:                5754
      ARIN Region transit ASes present in the Internet Routing Table:    1599
      Average ARIN Region AS path length visible:                         4.0
          Max ARIN Region AS path length visible:                          24
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      17
      Number of ARIN addresses announced to Internet:              1070644608
          Equivalent to 63 /8s, 208 /16s and 189 /24s
          Percentage of available ARIN address space announced:          56.6
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
      (pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                             3354-4607, 4865-5119, 5632-6655, 6912-7466
                             7723-8191, 10240-12287, 13312-15359, 16384-17407
                             18432-20479, 21504-23551, 25600-26591,
                             26624-27647, 29696-30719, 31744-33791
                             35840-36863, 39936-40959, 46080-47103
                             53248-55295, 393216-394239
      ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                              12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                              20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                              29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                              40/8,  44/8,  45/8,  47/8,  48/8,  50/8,  52/8,
                              53/8,  54/8,  55/8,  56/8,  57/8,  63/8,  64/8,
                              65/8,  66/8,  67/8,  68/8,  69/8,  70/8,  71/8,
                              72/8,  73/8,  74/8,  75/8,  76/8,  96/8,  97/8,
                              98/8,  99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
                             129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
                             137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
                             146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
                             157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
                             165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
                             173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
                             205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
                             216/8,
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                    103875
          Total RIPE prefixes after maximum aggregation:                55073
          RIPE Deaggregation factor:                                     1.89
      Prefixes being announced from the RIPE address blocks:           106098
          Unique aggregates announced from the RIPE address blocks:     67054
      RIPE Region origin ASes present in the Internet Routing Table:    16647
          RIPE Prefixes per ASN:                                         6.37
      RIPE Region origin ASes announcing only one prefix:                8073
      RIPE Region transit ASes present in the Internet Routing Table:    2689
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          27
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    1694
      Number of RIPE addresses announced to Internet:               635393668
          Equivalent to 37 /8s, 223 /16s and 86 /24s
          Percentage of available RIPE address space announced:          92.4
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
                             40960-45055, 47104-52223, 56320-58367
                             59392-61439, 196608-199679
      RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                              62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                              83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                              90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                             141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                             193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   41993
          Total LACNIC prefixes after maximum aggregation:               8342
          LACNIC Deaggregation factor:                                   5.03
      Prefixes being announced from the LACNIC address blocks:          44613
          Unique aggregates announced from the LACNIC address blocks:   21657
      LACNIC Region origin ASes present in the Internet Routing Table:   1608
          LACNIC Prefixes per ASN:                                      27.74
      LACNIC Region origin ASes announcing only one prefix:               429
      LACNIC Region transit ASes present in the Internet Routing Table:   310
      Average LACNIC Region AS path length visible:                       4.6
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   612
      Number of LACNIC addresses announced to Internet:             111736744
          Equivalent to 6 /8s, 168 /16s and 247 /24s
          Percentage of available LACNIC address space announced:        66.6
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             262144-263167 plus ERX transfers
      LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                             191/8, 200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   9191
          Total AfriNIC prefixes after maximum aggregation:              2121
          AfriNIC Deaggregation factor:                                  4.33
      Prefixes being announced from the AfriNIC address blocks:          9609
          Unique aggregates announced from the AfriNIC address blocks:   3242
      AfriNIC Region origin ASes present in the Internet Routing Table:   548
          AfriNIC Prefixes per ASN:                                     17.53
      AfriNIC Region origin ASes announcing only one prefix:              171
      AfriNIC Region transit ASes present in the Internet Routing Table:  124
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    5
      Number of AfriNIC addresses announced to Internet:             40489728
          Equivalent to 2 /8s, 105 /16s and 211 /24s
          Percentage of available AfriNIC address space announced:       40.2
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     2689      11116        1201   Korea Telecom (KIX)
      17974     2146        558          79   PT TELEKOMUNIKASI INDONESIA
       7545     1690        301          87   TPG Internet Pty Ltd
       4755     1612        388         162   TATA Communications formerly 
       9829     1300       1085          28   BSNL National Internet Backbo
       9583     1165         87         507   Sify Limited
       7552     1124       1062          11   Vietel Corporation
       4808     1100       2053         318   CNCGROUP IP network: China169
      24560     1036        385         165   Bharti Airtel Ltd., Telemedia
       9498      978        291          65   BHARTI Airtel Ltd.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     3392       3789         188   bellsouth.net, inc. 
       7029     3260        986         161   Windstream Communications Inc
      18566     2089        382         182   Covad Communications 
       1785     1931        681         132   PaeTec Communications, Inc.
      22773     1656       2911         121   Cox Communications, Inc.
      20115     1651       1573         616   Charter Communications 
       4323     1575       1043         384   Time Warner Telecom
      30036     1382        264         783   Mediacom Communications Corp 
       7018     1259      10029         824   AT&T WorldNet Services
      11492     1190        216         356   Cable One 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8402     1628        544          16   Corbina telecom
       2118     1288         97          14   EUnet/RELCOM Autonomous Syste
      12479      781        731          91   Uni2 Autonomous System
      34984      725        189         176   BILISIM TELEKOM
       6830      711       2292         445   UPC Distribution Services
      31148      695         37           9   FreeNet ISP
      20940      685        220         527   Akamai Technologies European 
       8551      579        364          61   Bezeq International
      13188      504        100          10   Educational Network
       3320      496       8443         408   Deutsche Telekom AG
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      28573     1989       1214          55   NET Servicos de Comunicao S.A
      10620     1983        345         204   TVCABLE BOGOTA 
       6503     1531        418          66   AVANTEL, S.A. 
       8151     1489       3065         342   UniNet S.A. de C.V. 
       7303     1453        933         193   Telecom Argentina Stet-France
      27947      709         74          94   Telconet S.A
      11172      643         91          74   Servicios Alestra S.A de C.V 
       3816      589        246          90   Empresa Nacional de Telecomun
      22047      583        326          15   VTR PUNTO NET S.A. 
      14117      567         65          59   Telefonica del Sur S.A. 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8452     1222        958          13   TEDATA
      24863      864        274          32   LINKdotNET AS number
       6713      504        649          18   Itissalat Al-MAGHRIB
      24835      286         80           8   RAYA Telecom - Egypt
       3741      262        905         223   The Internet Solution 
      33776      199         12          21   Starcomms Nigeria Limited
      12258      197         28          62   Vodacom Internet Company 
      16637      167        664          87   MTN Network Solutions
      29975      167        571          19   Vodacom
      15706      159         32           6   Sudatel Internet Exchange Aut
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     3392       3789         188   bellsouth.net, inc. 
       7029     3260        986         161   Windstream Communications Inc
       4766     2689      11116        1201   Korea Telecom (KIX)
      17974     2146        558          79   PT TELEKOMUNIKASI INDONESIA
      18566     2089        382         182   Covad Communications 
      28573     1989       1214          55   NET Servicos de Comunicao S.A
      10620     1983        345         204   TVCABLE BOGOTA 
       1785     1931        681         132   PaeTec Communications, Inc.
       7545     1690        301          87   TPG Internet Pty Ltd
      22773     1656       2911         121   Cox Communications, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       7029      3260        3099      Windstream Communications Inc
      17974      2146        2067      PT TELEKOMUNIKASI INDONESIA
      28573      1989        1934      NET Servicos de Comunicao S.A
      18566      2089        1907      Covad Communications 
       1785      1931        1799      PaeTec Communications, Inc.
      10620      1983        1779      TVCABLE BOGOTA 
       8402      1628        1612      Corbina telecom
       7545      1690        1603      TPG Internet Pty Ltd
      22773      1656        1535      Cox Communications, Inc.
       4766      2689        1488      Korea Telecom (KIX)
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      15132   UNALLOCATED  12.9.150.0/24         7018       AT&T WorldNet Servic
      25639   UNALLOCATED  12.41.169.0/24        7018       AT&T WorldNet Servic
      13317   UNALLOCATED  12.44.10.0/24         7018       AT&T WorldNet Servic
      23502   UNALLOCATED  12.44.44.0/24         7018       AT&T WorldNet Servic
      17300   UNALLOCATED  12.45.103.0/24        7018       AT&T WorldNet Servic
      17300   UNALLOCATED  12.45.110.0/24         701       UUNET Technologies, 
      16476   UNALLOCATED  12.46.27.0/24         7018       AT&T WorldNet Servic
      14764   UNALLOCATED  12.108.237.0/24       7018       AT&T WorldNet Servic
      33649   UNALLOCATED  12.111.112.0/24      19029       New Edge Networks 
      29760   UNALLOCATED  12.145.34.0/23        7018       AT&T WorldNet Servic
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      128.0.0.0/21         12654     RIPE NCC RIS Project
      128.0.24.0/24        12654     RIPE NCC RIS Project
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      14.192.0.0/22        45464     Room 201, TGU Bldg
      14.192.4.0/22        45464     Room 201, TGU Bldg
      14.192.8.0/22        45464     Room 201, TGU Bldg
      14.192.12.0/22       45464     Room 201, TGU Bldg
      14.192.16.0/22       45464     Room 201, TGU Bldg
      14.192.20.0/22       45464     Room 201, TGU Bldg
      14.192.24.0/22       45464     Room 201, TGU Bldg
      14.192.28.0/22       45464     Room 201, TGU Bldg
      27.112.114.0/24      23884     Proimage Engineering and Comm
      62.61.220.0/24       24974     Tachyon Europe BV - Wireless 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:19       /9:12      /10:28      /11:82      /12:236     
      /13:469     /14:841     /15:1521    /16:12308   /17:6376    /18:10769   
      /19:20908   /20:29682   /21:31424   /22:41182   /23:39084   /24:217243  
      /25:1224    /26:1473    /27:857     /28:169     /29:65      /30:18      
      /31:0       /32:23      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       7029     2632          3260      Windstream Communications Inc
      18566     2039          2089      Covad Communications 
       6389     1871          3392      bellsouth.net, inc. 
       8402     1323          1628      Corbina telecom
      30036     1319          1382      Mediacom Communications Corp 
      11492     1153          1190      Cable One 
      22773     1087          1656      Cox Communications, Inc.
       6503     1058          1531      AVANTEL, S.A. 
       1785     1042          1931      PaeTec Communications, Inc.
       8452      998          1222      TEDATA
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:574       2:735       3:1         4:13        5:131       6:3      
         8:433      12:2008     13:1        14:636      15:12       16:3      
        17:5        20:24       23:180      24:1776     27:1313     31:998    
        32:56       33:2        34:2        36:9        37:591      38:821    
        39:1        40:128      41:3062     42:142      44:3        46:1470   
        47:2        49:418      50:547      52:13       54:13       55:6      
        56:1        57:34       58:978      59:528      60:249      61:1297   
        62:967      63:2037     64:4257     65:2255     66:4486     67:2051   
        68:1154     69:3191     70:980      71:510      72:1837     74:2594   
        75:475      76:332      77:931      78:887      79:487      80:1213   
        81:947      82:660      83:529      84:494      85:1171     86:432    
        87:934      88:341      89:1749     90:301      91:5010     92:580    
        93:1360     94:1596     95:1220     96:379      97:318      98:889    
        99:39      100:19      101:253     103:1235    106:101     107:188    
       108:363     109:1428    110:785     111:940     112:420     113:634    
       114:653     115:904     116:930     117:729     118:926     119:1228   
       120:352     121:809     122:1674    123:1084    124:1397    125:1267   
       128:554     129:188     130:263     131:615     132:300     133:22     
       134:244     135:61      136:217     137:240     138:337     139:175    
       140:494     141:266     142:429     143:370     144:529     145:77     
       146:518     147:288     148:769     149:318     150:157     151:182    
       152:474     153:176     154:17      155:433     156:220     157:382    
       158:191     159:621     160:342     161:268     162:376     163:192    
       164:658     165:415     166:584     167:479     168:908     169:126    
       170:893     171:145     172:5       173:1730    174:617     175:438    
       176:564     177:924     178:1533    180:1290    181:99      182:1025   
       183:239     184:533     185:1       186:1918    187:1079    188:1355   
       189:1590    190:5739    192:6010    193:5521    194:4532    195:3430   
       196:1189    197:170     198:3673    199:4848    200:5911    201:1977   
       202:8701    203:8638    204:4325    205:2532    206:2800    207:2801   
       208:4028    209:3618    210:2780    211:1549    212:2003    213:1908   
       214:880     215:82      216:5071    217:1554    218:552     219:338    
       220:1237    221:568     222:337     223:357    
      
      End of report